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  1. Alex sold his goods after announcing two successive discounts of 30% each. The effective discount altogether is
    1. 52%
    2. 49%
    3. 50%
    4. 51%
Correct Option: D

As we know the formula for two successive discount.

Equivalent single discount = D1 + D2
D1 × D2
%
100

Single equivalent discount = 30 + 30 −
30 × 30
% = 51%
100



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